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发明名称
Vorrichtung zur Erzeugung eines kegelringfoermig divergierenden Strahlenbuendels
摘要
申请公布号
DE1067613(B)
申请公布日期
1959.10.22
申请号
DE1956W019135
申请日期
1956.05.26
申请人
FA. CARL ZEISS
发明人
FLUEGGE DR. JOHANNES
分类号
G02B19/00;G02B23/24
主分类号
G02B19/00
代理机构
代理人
主权项
地址
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